Is true if sym is an l-value, false otherwise.
int i; string s; static assert(isLvalue!i); static assert(isLvalue!s); // static assert(!isLvalue!13); // static assert(!isLvalue!"a");
https://forum.dlang.org/post/mailman.4192.1454351296.22025.digitalmars-d-learn@puremagic.com
TODO: Move to Phobos
See Implementation
Is true if sym is an l-value, false otherwise.